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Product Details

Outdoor Unit Specifications

CU-4KE31NBU

Type

Outdoor Unit

Unit

Heat Pumps

Performance & Electrical Ratings

Capacity Cooling (Btu/h)

29,000 / 28,600

Capacity Heating (Btu/h)

30,600

Air Circulation (High) Cooling CFM

1,942

Number of Connectable Indoor Units

2 ~ 4

SEER - Cooling

17.2

EER - Cooling

11.2

HSPF - Heating

9.3

Power Supply V, Phase, Hz

230V / 208V, 1Ph, 60Hz

Running Ampere - A

Cooling: 11.4 / 12.6

Heating: 10.1 / 11.2"

Power Input - W

Cooling: 2,600 / 2,560

Heating: 2,300

Maximum Fuse Size - Amps

20A

Features

Controls

Microprocessor

Fan Speeds

Auto (Hi, Me, Lo)

Compressor

DC Inverter

Refrigerant / Amount Charged at Shipment 1b.

R-410A / 6.17

Refrigerant Control

Electric Expansion Valve

Operating Sound (Hi) - dB-A

Cooling: 53

Heating: 55

Refrigerant Tube Connections - Type

Flare

Max. Allowable Tubing Length Ft

100 (per Unit) 230 (per System with additional Refrigerant)

Refrigerant Tube Diameter - Narrow Tube - inches

1/4" x 4

Refrigerant Tube Diameter - Wide Tube - inches

3/8" x 2 + 1/2" x 2

Dimensions & Weight

Height (inches)

35-1/32"

Width (inches)

35-7/16"

Depth (inches)

12-19/32"

Net Weight (lbs.)

181

Indoor Unit Specifications:

CS-MKE9NKU

Type

Wall Mounted

Unit

Heat Pumps

Power Source

230V-208V, 1 PH, 60 Hz

Running Ampere - A

0.15 / 0.17

Power Input - W

35

Capacity Cooling (Btu/h)

9,000

Capacity Heating (Btu/h)

12,200

Moisture Removal - High - Pints/H

3.4

Dimensions & Weight

Height (inches)

11"-7/32"

Width (inches)

32"-15/32"

Depth (inches)

7"-7/16"

Net Weight (lbs.)

19.8

Air Circulation (H.M.L) Cooling CFM

259 / 249 / 212

Air Circulation (H.M.L) Heating CFM

282 / 271 / 218

Operating Sound (H/L) Cooling - dB-A

34 / 31 /28 / 23

Operating Sound (H/L) Heating - dB-A

34 / 31 /28 / 23

Refrigerant Tube Diameter - Narrow Tube - inches

1/4"

Refrigerant Tube Diameter - Wide Tube - inches

3/8"

Elevation Difference - Outdoor Above - ft

Max. 50*

* This is maximum elevation difference when the indoor unit is located above the outdoor unit.

Elevation Difference - Outdoor Below - ft

Max. 50*

* This is maximum elevation difference when the indoor unit is located above the outdoor unit.

CS-MKE18NKU

Type

Wall Mounted

Unit

Heat Pumps

Power Source

230V-208V, 1 PH, 60 Hz

Running Ampere - A

0.15 / 0.17

Power Input - W

35

Capacity Cooling (Btu/h)

17,500

Capacity Heating (Btu/h)

20,400

Moisture Removal - High - Pints/H

4.89

Dimensions & Weight

Height (inches)

11"-23/32"

Width (inches)

41"-15/16"

Depth (inches)

8"-19/32"

Net Weight (lbs.)

26.5

Air Circulation (H.M.L) Cooling CFM

500 / 447 / 377

Air Circulation (H.M.L) Heating CFM

500 / 447 / 377

Operating Sound (H/L) Cooling - dB-A

41 / 38 / 34 / 28

Operating Sound (H/L) Heating - dB-A

40 / 37 / 34 / 28

Refrigerant Tube Diameter - Narrow Tube - inches

1/4"

Refrigerant Tube Diameter - Wide Tube - inches

1/2"

Elevation Difference - Outdoor Above - ft

Max. 50*

* This is maximum elevation difference when the indoor unit is located above the outdoor unit.

Elevation Difference - Outdoor Below - ft

Max. 50*

* This is maximum elevation difference when the indoor unit is located above the outdoor unit.